Commit ab10b7de authored Oct 29, 2020 by Veerabadhran Gopalakrishnan Committed by Greg Kroah-Hartman Nov 18, 2020

amd/amdgpu: Disable VCN DPG mode for Picasso



[ Upstream commit c6d2b0fbb893d5c7dda405aa0e7bcbecf1c75f98 ]

Concurrent operation of VCN and JPEG decoder in DPG mode is
causing ring timeout due to power state.

Signed-off-by: Veerabadhran Gopalakrishnan <veerabadhran.gopalakrishnan@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent 4faa1fab

drivers/gpu/drm/amd/amdgpu/soc15.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -1144,8 +1144,7 @@ static int soc15_common_early_init(void *handle)

		adev->pg_flags = AMD_PG_SUPPORT_SDMA \|
		AMD_PG_SUPPORT_MMHUB \|
		AMD_PG_SUPPORT_VCN \|
		AMD_PG_SUPPORT_VCN_DPG;
		AMD_PG_SUPPORT_VCN;
		} else {
		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG \|
		AMD_CG_SUPPORT_GFX_MGLS \|